Codelco copper output from January to September 2023 decreased by 9% year-on-year

chile’s codelco, the world’s largest copper producer, said its pre-tax profit in the first nine months of this year was us$917 million, a 65% year-on-year decrease due to lower production and higher operating costs. copper production fell 9% from january to september to 966,000 tonnes, the company added.